ADT has been offering home security and safety solutions to customers for more than 140 years. The company has more than 8 million customers worldwide who trust their line of residential security, business security and medical alert services. With ADT, customers get advanced home security at a low price. ADT’s home security systems offer burglary protection, 24/7 monitoring and more. They also include smoke, fire and carbon monoxide protection. Live streaming video from a computer or mobile device is also available with ADT.